The VXB EN54 Part 23 Approved beacon is part of the VXB family of products designed for use with conventional fire alarm systems The VAD beacon has been designed for wall mounted with maximum all round visibility coupled with low power consumption Approved at W-2.4-8 coverage range (reduced room size coverage available via the DIL switch W-2.4-4, but does not comply with EN54-23). Approved at 1 Hz flash rate (0.5 Hz flash rate available via the DIL switch, but does not comply with EN54-23). The beacon functions are fully synchronised.